Paper clip holder



FIG. 1 is a top, right front perspective view of a paper clip holder showing my new design, the paper clip depicted by means of broken lines being for illustrative purposes only and forming no part of the claimed design;

FIG. 2 is a front elevational view;

FIG. 3 is a top plan view;

FIG. 4 is a right side elevational view;

FIG. 5 is a left side elevational view; and,

FIG. 6 is a rear elevational view thereof. 

The ornamental design for a paper clip holder, as shown and described. 